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Max D. Peters started the company back in 1971. He was an avionics engineer at Honeywell and he worked on satellites, aircraft, and other projects involving HEPA [high efficiency particle air] ... read more

Formaldehyde or formaldehyde-releasing
preservatives are frequently used in cosmetic preparations such as shampoos and skin-care products for the prevention of microbial and fungal growth. Many ... read more

A number of high-profile cases concerning toys contaminated with heavy metals, such as cadmium, lead, and arsenic, have highlighted the importance of rigorous testing of toy product samples for toxic ... read more

Single-crystal crystallography provides
accurate and precise measurements of molecular dimensions in a way that no other science can begin to approach. Small-molecule crystallographers study ... read more

Histone proteins are the highly basic core proteins of nucleosomes and play an important role in DNA regulation through post-translational modifications (PTMs), primarily at their N-terminal tails. read more

Large quantities of flammable solvents
are used in today’s high-throughput analytical and biopharmaceutical laboratories. To minimize hazards, these laboratories have tried to adopt alternative ... read more

Coal-fired utilities have long carried the stigma of being the largest contributor of anthropogenic mercury emissions, which, in 1999, caused the U.S. EPA to initiate the Information Collection ... read more

As a routine analytical tool in the laboratory, there are many important performance requirements such as precision, reproducibility, and sensitivity for an analytical HPLC to achieve satisfactory use... read more

Introduced in the 1980s as an orthogonal
normal-phase method to HPLC, supercritical fluid chromatography (SFC) has demonstrated a number of benefits to the analytical and preparative chromatographer. read more